Example usage for java.util.jar JarInputStream close

List of usage examples for java.util.jar JarInputStream close

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Introduction

In this page you can find the example usage for java.util.jar JarInputStream close.

Prototype

public void close() throws IOException

Source Link

Document

Closes this input stream and releases any system resources associated with the stream.

Usage

From source file:JarHelper.java

/**
 * Given an InputStream on a jar file, unjars the contents into the given
 * directory./*from   w w  w. j a v a 2 s .  c om*/
 */
public void unjar(InputStream in, File destDir) throws IOException {
    BufferedOutputStream dest = null;
    JarInputStream jis = new JarInputStream(in);
    JarEntry entry;
    while ((entry = jis.getNextJarEntry()) != null) {
        if (entry.isDirectory()) {
            File dir = new File(destDir, entry.getName());
            dir.mkdir();
            if (entry.getTime() != -1)
                dir.setLastModified(entry.getTime());
            continue;
        }
        int count;
        byte data[] = new byte[BUFFER_SIZE];
        File destFile = new File(destDir, entry.getName());
        if (mVerbose)
            System.out.println("unjarring " + destFile + " from " + entry.getName());
        FileOutputStream fos = new FileOutputStream(destFile);
        dest = new BufferedOutputStream(fos, BUFFER_SIZE);
        while ((count = jis.read(data, 0, BUFFER_SIZE)) != -1) {
            dest.write(data, 0, count);
        }
        dest.flush();
        dest.close();
        if (entry.getTime() != -1)
            destFile.setLastModified(entry.getTime());
    }
    jis.close();
}

From source file:gov.nih.nci.restgen.util.JarHelper.java

/**
 * Given an InputStream on a jar file, unjars the contents into the given
 * directory.// www .  j  a v  a  2  s  . co m
 */
public void unjar(InputStream in, File destDir) throws IOException {
    BufferedOutputStream dest = null;
    JarInputStream jis = new JarInputStream(in);
    JarEntry entry;
    while ((entry = jis.getNextJarEntry()) != null) {
        if (entry.isDirectory()) {
            File dir = new File(destDir, entry.getName());
            dir.mkdir();
            if (entry.getTime() != -1)
                dir.setLastModified(entry.getTime());
            continue;
        }
        int count;
        byte data[] = new byte[BUFFER_SIZE];
        File destFile = new File(destDir, entry.getName());
        if (mVerbose) {
            //System.out.println("unjarring " + destFile + " from " + entry.getName());
        }
        FileOutputStream fos = new FileOutputStream(destFile);
        dest = new BufferedOutputStream(fos, BUFFER_SIZE);
        while ((count = jis.read(data, 0, BUFFER_SIZE)) != -1) {
            dest.write(data, 0, count);
        }
        dest.flush();
        dest.close();
        if (entry.getTime() != -1)
            destFile.setLastModified(entry.getTime());
    }
    jis.close();
}

From source file:JarUtils.java

public static void unjar(InputStream in, File dest) throws IOException {
    if (!dest.exists()) {
        dest.mkdirs();//from  w w  w .  j  a  v  a2  s . c  o  m
    }
    if (!dest.isDirectory()) {
        throw new IOException("Destination must be a directory.");
    }
    JarInputStream jin = new JarInputStream(in);
    byte[] buffer = new byte[1024];

    ZipEntry entry = jin.getNextEntry();
    while (entry != null) {
        String fileName = entry.getName();
        if (fileName.charAt(fileName.length() - 1) == '/') {
            fileName = fileName.substring(0, fileName.length() - 1);
        }
        if (fileName.charAt(0) == '/') {
            fileName = fileName.substring(1);
        }
        if (File.separatorChar != '/') {
            fileName = fileName.replace('/', File.separatorChar);
        }
        File file = new File(dest, fileName);
        if (entry.isDirectory()) {
            // make sure the directory exists
            file.mkdirs();
            jin.closeEntry();
        } else {
            // make sure the directory exists
            File parent = file.getParentFile();
            if (parent != null && !parent.exists()) {
                parent.mkdirs();
            }

            // dump the file
            OutputStream out = new FileOutputStream(file);
            int len = 0;
            while ((len = jin.read(buffer, 0, buffer.length)) != -1) {
                out.write(buffer, 0, len);
            }
            out.flush();
            out.close();
            jin.closeEntry();
            file.setLastModified(entry.getTime());
        }
        entry = jin.getNextEntry();
    }
    /* Explicity write out the META-INF/MANIFEST.MF so that any headers such
    as the Class-Path are see for the unpackaged jar
    */
    Manifest mf = jin.getManifest();
    if (mf != null) {
        File file = new File(dest, "META-INF/MANIFEST.MF");
        File parent = file.getParentFile();
        if (parent.exists() == false) {
            parent.mkdirs();
        }
        OutputStream out = new FileOutputStream(file);
        mf.write(out);
        out.flush();
        out.close();
    }
    jin.close();
}

From source file:com.ottogroup.bi.asap.repository.ComponentClassloader.java

/**
 * Handle resource lookups by first checking the managed JARs and hand
 * it over to the parent if no entry exits
 * @see java.lang.ClassLoader#getResourceAsStream(java.lang.String)
 *//*from w ww.  ja v a 2  s.c  o  m*/
public InputStream getResourceAsStream(String name) {

    // lookup the name of the JAR file holding the resource 
    String jarFileName = this.resourcesJarMapping.get(name);

    // if there is no such file, hand over the request to the parent class loader
    if (StringUtils.isBlank(jarFileName))
        return super.getResourceAsStream(name);

    // try to find the resource inside the jar it is associated with
    JarInputStream jarInput = null;
    try {
        // open a stream on jar which contains the class
        jarInput = new JarInputStream(new FileInputStream(jarFileName));
        // ... and iterate through all entries
        JarEntry jarEntry = null;
        while ((jarEntry = jarInput.getNextJarEntry()) != null) {

            // extract the name of the jar entry and check if it is equal to the provided name
            String entryFileName = jarEntry.getName();
            if (StringUtils.equals(name, entryFileName)) {

                // load bytes from jar entry and return it as stream
                byte[] data = loadBytes(jarInput);
                if (data != null)
                    return new ByteArrayInputStream(data);
            }
        }
    } catch (IOException e) {
        logger.error("Failed to read resource '" + name + "' from JAR file '" + jarFileName + "'. Error: "
                + e.getMessage());
    } finally {
        try {
            jarInput.close();
        } catch (IOException e) {
            logger.error("Failed to close open JAR file '" + jarFileName + "'. Error: " + e.getMessage());
        }
    }

    return null;
}

From source file:co.cask.cdap.internal.app.runtime.spark.SparkRuntimeService.java

/**
 * Updates the dependency jar packaged by the {@link ApplicationBundler#createBundle(Location, Iterable,
 * Iterable)} by moving the things inside classes, lib, resources a level up as expected by spark.
 *
 * @param dependencyJar {@link Location} of the job jar to be updated
 * @param context       {@link BasicSparkContext} of this job
 *//*  w ww.jav a  2  s  .com*/
private Location updateDependencyJar(Location dependencyJar, BasicSparkContext context) throws IOException {

    final String[] prefixToStrip = { ApplicationBundler.SUBDIR_CLASSES, ApplicationBundler.SUBDIR_LIB,
            ApplicationBundler.SUBDIR_RESOURCES };

    Id.Program programId = context.getProgram().getId();

    Location updatedJar = locationFactory.create(String.format("%s.%s.%s.%s.%s.jar",
            ProgramType.SPARK.name().toLowerCase(), programId.getAccountId(), programId.getApplicationId(),
            programId.getId(), context.getRunId().getId()));

    // Creates Manifest
    Manifest manifest = new Manifest();
    manifest.getMainAttributes().put(ManifestFields.MANIFEST_VERSION, "1.0");
    JarOutputStream jarOutput = new JarOutputStream(updatedJar.getOutputStream(), manifest);

    try {
        JarInputStream jarInput = new JarInputStream(dependencyJar.getInputStream());

        try {
            JarEntry jarEntry = jarInput.getNextJarEntry();

            while (jarEntry != null) {
                boolean isDir = jarEntry.isDirectory();
                String entryName = jarEntry.getName();
                String newEntryName = entryName;

                for (String prefix : prefixToStrip) {
                    if (entryName.startsWith(prefix) && !entryName.equals(prefix)) {
                        newEntryName = entryName.substring(prefix.length());
                    }
                }

                jarEntry = new JarEntry(newEntryName);
                jarOutput.putNextEntry(jarEntry);
                if (!isDir) {
                    ByteStreams.copy(jarInput, jarOutput);
                }
                jarEntry = jarInput.getNextJarEntry();
            }
        } finally {
            jarInput.close();
            Locations.deleteQuietly(dependencyJar);
        }
    } finally {
        jarOutput.close();
    }
    return updatedJar;
}

From source file:org.nuclos.server.customcode.codegenerator.NuclosJavaCompilerComponent.java

private synchronized void jar(Map<String, byte[]> javacresult, List<CodeGenerator> generators) {
    try {/*from  ww w  . j  av  a  2s . c om*/
        final boolean oldExists = moveJarToOld();
        if (javacresult.size() > 0) {
            final Set<String> entries = new HashSet<String>();
            final JarOutputStream jos = new JarOutputStream(
                    new BufferedOutputStream(new FileOutputStream(JARFILE)), getManifest());

            try {
                for (final String key : javacresult.keySet()) {
                    entries.add(key);
                    byte[] bytecode = javacresult.get(key);

                    // create entry for directory (required for classpath scanning)
                    if (key.contains("/")) {
                        String dir = key.substring(0, key.lastIndexOf('/') + 1);
                        if (!entries.contains(dir)) {
                            entries.add(dir);
                            jos.putNextEntry(new JarEntry(dir));
                            jos.closeEntry();
                        }
                    }

                    // call postCompile() (weaving) on compiled sources
                    for (CodeGenerator generator : generators) {
                        if (!oldExists || generator.isRecompileNecessary()) {
                            for (JavaSourceAsString src : generator.getSourceFiles()) {
                                final String name = src.getFQName();
                                if (key.startsWith(name.replaceAll("\\.", "/"))) {
                                    LOG.debug("postCompile (weaving) " + key);
                                    bytecode = generator.postCompile(key, bytecode);
                                    // Can we break here???
                                    // break outer;
                                }
                            }
                        }
                    }
                    jos.putNextEntry(new ZipEntry(key));
                    LOG.debug("writing to " + key + " to jar " + JARFILE);
                    jos.write(bytecode);
                    jos.closeEntry();
                }

                if (oldExists) {
                    final JarInputStream in = new JarInputStream(
                            new BufferedInputStream(new FileInputStream(JARFILE_OLD)));
                    final byte[] buffer = new byte[2048];
                    try {
                        int size;
                        JarEntry entry;
                        while ((entry = in.getNextJarEntry()) != null) {
                            if (!entries.contains(entry.getName())) {
                                jos.putNextEntry(entry);
                                LOG.debug("copying " + entry.getName() + " from old jar " + JARFILE_OLD);
                                while ((size = in.read(buffer, 0, buffer.length)) != -1) {
                                    jos.write(buffer, 0, size);
                                }
                                jos.closeEntry();
                            }
                            in.closeEntry();
                        }
                    } finally {
                        in.close();
                    }
                }
            } finally {
                jos.close();
            }
        }
    } catch (IOException ex) {
        throw new NuclosFatalException(ex);
    }
}

From source file:fr.gael.dhus.server.http.TomcatServer.java

public void install(WebApplication web_application) throws TomcatException {
    try {//  w  ww  .j  a v a  2 s .  c o  m
        String folder = web_application.getName() == "" ? "ROOT" : web_application.getName();
        if (web_application.hasWarStream()) {
            InputStream stream = web_application.getWarStream();
            if (stream == null) {
                throw new TomcatException("Cannot install WebApplication " + web_application.getName()
                        + ". The referenced war " + "file does not exist.");
            }
            JarInputStream jis = new JarInputStream(stream);
            File destDir = new File(tomcatpath, "webapps/" + folder);

            byte[] buffer = new byte[4096];
            JarEntry file;
            while ((file = jis.getNextJarEntry()) != null) {
                File f = new File(destDir + java.io.File.separator + file.getName());
                if (file.isDirectory()) { // if its a directory, create it
                    f.mkdirs();
                    continue;
                }
                if (!f.getParentFile().exists()) {
                    f.getParentFile().mkdirs();
                }

                java.io.FileOutputStream fos = new java.io.FileOutputStream(f);
                int read;
                while ((read = jis.read(buffer)) != -1) {
                    fos.write(buffer, 0, read);
                }
                fos.flush();
                fos.close();
            }
            jis.close();
        }
        web_application.configure(new File(tomcatpath, "webapps/" + folder).getPath());

        StandardEngine engine = (StandardEngine) cat.getServer().findServices()[0].getContainer();
        Container container = engine.findChild(engine.getDefaultHost());

        StandardContext ctx = new StandardContext();
        String url = (web_application.getName() == "" ? "" : "/") + web_application.getName();
        ctx.setName(url);
        ctx.setPath(url);
        ctx.setDocBase(new File(tomcatpath, "webapps/" + folder).getPath());

        ctx.addLifecycleListener(new DefaultWebXmlListener());
        ctx.setConfigFile(getWebappConfigFile(new File(tomcatpath, "webapps/" + folder).getPath(), url));

        ContextConfig ctxCfg = new ContextConfig();
        ctx.addLifecycleListener(ctxCfg);

        ctxCfg.setDefaultWebXml("fr/gael/dhus/server/http/global-web.xml");

        container.addChild(ctx);

        contexts.add(ctx);

        List<WebServlet> servlets = web_application.getServlets();

        for (WebServlet servlet : servlets) {
            addServlet(ctx, servlet.getServletName(), servlet.getUrlPattern(), servlet.getServlet(),
                    servlet.isLoadOnStartup());
        }

        List<String> welcomeFiles = web_application.getWelcomeFiles();

        for (String welcomeFile : welcomeFiles) {
            ctx.addWelcomeFile(welcomeFile);
        }

        if (web_application.getAllow() != null || web_application.getDeny() != null) {
            RemoteIpValve valve = new RemoteIpValve();
            valve.setRemoteIpHeader("x-forwarded-for");
            valve.setProxiesHeader("x-forwarded-by");
            valve.setProtocolHeader("x-forwarded-proto");
            ctx.addValve(valve);

            RemoteAddrValve valve_addr = new RemoteAddrValve();
            valve_addr.setAllow(web_application.getAllow());
            valve_addr.setDeny(web_application.getDeny());
            ctx.addValve(valve_addr);
        }
    } catch (Exception e) {
        throw new TomcatException("Cannot install service", e);
    }
}

From source file:fr.gael.dhus.server.http.TomcatServer.java

public void install(fr.gael.dhus.server.http.WebApplication web_application) throws TomcatException {
    logger.info("Installing webapp " + web_application);
    String appName = web_application.getName();
    String folder;//from   w w w .j  a  v a  2  s . co m

    if (appName.trim().isEmpty()) {
        folder = "ROOT";
    } else {
        folder = appName;
    }

    try {
        if (web_application.hasWarStream()) {
            InputStream stream = web_application.getWarStream();
            if (stream == null) {
                throw new TomcatException("Cannot install webApplication " + web_application.getName()
                        + ". The referenced war file does not exist.");
            }
            JarInputStream jis = new JarInputStream(stream);
            File destDir = new File(tomcatpath, "webapps/" + folder);

            byte[] buffer = new byte[4096];
            JarEntry file;
            while ((file = jis.getNextJarEntry()) != null) {
                File f = new File(destDir + java.io.File.separator + file.getName());
                if (file.isDirectory()) { // if its a directory, create it
                    f.mkdirs();
                    continue;
                }
                if (!f.getParentFile().exists()) {
                    f.getParentFile().mkdirs();
                }

                java.io.FileOutputStream fos = new java.io.FileOutputStream(f);
                int read;
                while ((read = jis.read(buffer)) != -1) {
                    fos.write(buffer, 0, read);
                }
                fos.flush();
                fos.close();
            }
            jis.close();
        }
        web_application.configure(new File(tomcatpath, "webapps/" + folder).getPath());

        StandardEngine engine = (StandardEngine) cat.getServer().findServices()[0].getContainer();
        Container container = engine.findChild(engine.getDefaultHost());

        StandardContext ctx = new StandardContext();
        String url = (web_application.getName() == "" ? "" : "/") + web_application.getName();
        ctx.setName(url);
        ctx.setPath(url);
        ctx.setDocBase(new File(tomcatpath, "webapps/" + folder).getPath());

        ctx.addLifecycleListener(new DefaultWebXmlListener());
        ctx.setConfigFile(getWebappConfigFile(new File(tomcatpath, "webapps/" + folder).getPath(), url));

        ContextConfig ctxCfg = new ContextConfig();
        ctx.addLifecycleListener(ctxCfg);

        ctxCfg.setDefaultWebXml("fr/gael/dhus/server/http/global-web.xml");

        container.addChild(ctx);

        List<String> welcomeFiles = web_application.getWelcomeFiles();

        for (String welcomeFile : welcomeFiles) {
            ctx.addWelcomeFile(welcomeFile);
        }

        if (web_application.getAllow() != null || web_application.getDeny() != null) {
            RemoteIpValve valve = new RemoteIpValve();
            valve.setRemoteIpHeader("x-forwarded-for");
            valve.setProxiesHeader("x-forwarded-by");
            valve.setProtocolHeader("x-forwarded-proto");
            ctx.addValve(valve);

            RemoteAddrValve valve_addr = new RemoteAddrValve();
            valve_addr.setAllow(web_application.getAllow());
            valve_addr.setDeny(web_application.getDeny());
            ctx.addValve(valve_addr);
        }

        web_application.checkInstallation();
    } catch (Exception e) {
        throw new TomcatException("Cannot install webApplication " + web_application.getName(), e);
    }
}

From source file:org.schemaspy.Config.java

public static Set<String> getBuiltInDatabaseTypes(String loadedFromJar) {
    Set<String> databaseTypes = new TreeSet<>();
    JarInputStream jar = null;

    try {/*from   ww  w  .  ja  v  a 2 s  .  c o m*/
        jar = new JarInputStream(new FileInputStream(loadedFromJar));
        JarEntry entry;

        while ((entry = jar.getNextJarEntry()) != null) {
            String entryName = entry.getName();
            if (entryName.indexOf("types") != -1) {
                int dotPropsIndex = entryName.indexOf(".properties");
                if (dotPropsIndex != -1)
                    databaseTypes.add(entryName.substring(0, dotPropsIndex));
            }
        }
    } catch (IOException exc) {
    } finally {
        if (jar != null) {
            try {
                jar.close();
            } catch (IOException ignore) {
            }
        }
    }

    return databaseTypes;
}

From source file:io.squark.nestedjarclassloader.Module.java

private void addResource0(URL url) throws IOException {
    if (url.getPath().endsWith(".jar")) {
        if (logger != null)
            logger.debug("Adding jar " + url.getPath());
        InputStream urlStream = url.openStream();
        BufferedInputStream bufferedInputStream = new BufferedInputStream(urlStream);
        JarInputStream jarInputStream = new JarInputStream(bufferedInputStream);
        JarEntry jarEntry;/*from   w  w  w.jav  a  2 s . c o m*/

        while ((jarEntry = jarInputStream.getNextJarEntry()) != null) {
            if (resources.containsKey(jarEntry.getName())) {
                if (logger != null)
                    logger.trace("Already have resource " + jarEntry.getName()
                            + ". If different versions, unexpected behaviour " + "might occur. Available in "
                            + resources.get(jarEntry.getName()));
            }

            String spec;
            if (url.getProtocol().equals("jar")) {
                spec = url.getPath();
            } else {
                spec = url.getProtocol() + ":" + url.getPath();
            }
            URL contentUrl = new URL(null, "jar:" + spec + "!/" + jarEntry.getName(),
                    new NestedJarURLStreamHandler(false));
            resources.put(jarEntry.getName(), contentUrl);
            addClassIfClass(jarInputStream, jarEntry.getName());
            if (logger != null)
                logger.trace("Added resource " + jarEntry.getName() + " to ClassLoader");
            if (jarEntry.getName().endsWith(".jar")) {
                addResource0(contentUrl);
            }
        }
        jarInputStream.close();
        bufferedInputStream.close();
        urlStream.close();
    } else if (url.getPath().endsWith(".class")) {
        throw new IllegalStateException("Cannot add classes directly");
    } else {
        try {
            addDirectory(new File(url.toURI()));
        } catch (URISyntaxException e) {
            throw new IllegalStateException(e);
        }
    }
}